GEOLOGICAL SURVEY OF CANADA. 



"" -" -^- - ----- - / J / 



SIR W. E. LOGAN, F.R.S., DIRECTOR. 



PALAEOZOIC FOSSILS. 



VOLUME I. 



CONTAINING DESCRIPTIONS AND FIGURES OF NEW OR LITTLE KNOWN 

 SPECIES OF ORGANIC REMAINS 







FROM THE 



SILURIAN ROCKS, 



1861-1865. 







BY 



E. BILLINGS, F.G.S. 



MONTREAL : DAWSON BROTHERS. 



LONDON, NEW YORK, AND PARIS : BAILLI&RE. 



1865. 



